CO

Charmaine Olupitan

Available to hire

I am a Support Engineer with over 4 years of hands-on experience supporting high-availability applications within event-driven distributed systems.

About

I am a Support Engineer with over 4 years of hands-on experience supporting high-availability applications within event-driven distributed systems. I am skilled in troubleshooting, incident management, cross-functional collaboration, and real-time debugging. I have a passion for improving customer experiences through scalable, thoughtful solutions.

I have automated workflows using Python that have cut operational effort by 90%, and consistently exceed SLA targets above 99%. I enjoy working across cloud platforms and distributed applications, always aiming to deliver reliable and efficient technical support and development.

  • 5 years' experience
  • Joined July 2025

Industry experience

  • Software & Internet
  • Financial Services
  • Media & Entertainment
  • Healthcare
  • Professional Services

More experts in London, United Kingdom

Work experience· 40 roles

Technical Application Support Engineer · VIOOH (JCDecaux)Jan 2024 – Present · 2 yrs 11 mos

Built Python-based automation scripts integrating with multiple agent endpoints to drastically improve manual process workload, cutting task execution time by 90%. Designed and implemented scalable end-to-end OAuth2 workflows across Google APIs and Auth0 for secure token lifecycle management. Delivered support for critical distributed systems including incident response, diagnosis, end-to-end debugging and resolution under high-priority SLAs. Wrote and optimised complex SQL queries for data validation. Monitored system health and application performance with Datadog, proactively identifying trends and preventing downtime. Authored technical integration guides, API documentation, and troubleshooting runbooks for scalable support operations. Used Postman, Jira, and Git in daily tasks.

Technical Application Support Engineer · VIOOH (JCDecaux)Jan 2024 – Present · 2 yrs 11 mos

Built Python-based automation scripts integrating multiple agent endpoints to drastically reduce manual workloads by 90%. Designed and implemented scalable end-to-end OAuth2 workflows across Google APIs and Auth0 for secure and real-time token lifecycle management. Delivered critical incident response and endpoint troubleshooting under high-priority SLA conditions. Authored technical integration guides and API documentation, and monitored system health using Datadog. Utilized tools such as Postman, Jira, and Git.

Technical Application Support Engineer · VIOOH (JCDecaux)Jan 2024 – Present · 2 yrs 11 mos

Built Python-based automation scripts integrating with multiple agent endpoints, reducing manual task execution time by 90%. Designed and implemented scalable end-to-end OAuth2 workflows across Google APIs and Auth0 for secure and real-time token lifecycle management. Delivered incident response and troubleshooting for critical distributed systems under high-priority SLAs in a rotating out-of-hours support model. Authored complex SQL queries for data validation and proactively monitored system health using Datadog. Created technical integration guides, API documentation, and troubleshooting runbooks to support internal teams and clients.

Technical Application Support Engineer · VIOOH (JCDecaux)Jan 2024 – Present · 2 yrs 11 mos
Technical Application Support Engineer · VIOOH (JCDecaux)Jan 2024 – Present · 2 yrs 11 mos
Technical Support Analyst · Global Media EntertainmentDec 2023 – Jul 2025 · 1 yr 8 mos
Junior DevOps Engineer (HUP) · Global Media EntertainmentDec 2023 – Jul 2025 · 1 yr 8 mos
Backend Engineer (Electronic Trading Division) · UBS Group AGDec 2023 – Jul 2025 · 1 yr 8 mos

Education· 5

Bachelor of Laws (LLB) · Nottingham Trent University2015 – 2018
Bachelor of Laws (LLB) · Nottingham Trent University2015 – 2018
Bachelor of Laws (LLB) · Nottingham Trent University2015 – 2018
Bachelor of Laws (LLB) · Nottingham Trent University2015 – 2018

Certifications and awards· 10

AZ-900: Microsoft Azure Fundamentals2023
ITS-304: Python Fundamentals2023
AZ-900: Microsoft Azure Fundamentals2023
ITS-304: Python Fundamentals2023

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